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Cheong, Janice M. Y.; Walker, Zachary M.; Rosenblatt, Kara – International Journal of Disability, Development and Education, 2017
Mathematics is an important aspect of daily life. Basic numeracy skills are needed to accomplish everyday tasks. However, research regarding the relationship between cognitive ability, mental age, and basic numeracy skills for children with intellectual disability (ID) is scarce. This research study investigated the correlation between…
Descriptors: Foreign Countries, Numeracy, Mathematics Skills, Elementary School Students
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McDonald, Geraldine – Oxford Review of Education, 1998
Discusses the reasons for the rise in IQ scores over time. Demonstrates the effect of the decrease in age at levels of schooling on the rise in IQ scores utilizing the data from the 1936 and 1968 standardization of the Otis Intermediate Test of Mental Ability, Form A, in New Zealand. (CMK)
Descriptors: Age Grade Placement, Child Development, Cognitive Ability, Educational Change